This supply air filter with the SKU: SFISUN372X184X24C is specifically designed for use with the ventilation units Stiebel-Eltron LWZ 304 / LWZ 404. It has a size of 372x184x24 mm and is equipped with a sturdy, synthetic frame that can resist moisture and mold.

The filter falls into class F7, according to ISO ePM1 70%, which means it is capable of filtering up to 70% of fine dust particles, as well as allergens and other particles from the supply air. This can help significantly improve indoor air quality, especially in households with allergy sufferers or in areas with high air pollution.

This alternative replacement filter uses a filter medium called MiniPleat, manufactured in Germany, which has fine pleating. This feature allows it to provide a larger filter surface area than conventional pleated filters (Z-Line). Additionally, it has been designed to have low pressure loss, making it a durable option for the ventilation units Stiebel-Eltron LWZ 304 / LWZ 404.

What are the advantages of this fine filter?
• Standard filter class for the supply air side of the ventilation system.
• Reliably filters out fine dust, bacteria, and pollen.
• Good value for money.
• Longer lifespan and less wear and tear on the device compared to pleated filters (Z-Line).

The main features of the Safeluft filter:
• Solid frame, moisture-resistant and mold-resistant.
• Filter medium MiniPleat with fine folding made in Germany.
• Filter area several times larger compared to pleated filters (Z-Line).
• Low pressure drop and longer lifespan.

This filter is intended for single use and cannot be rinsed with water or chemically cleaned. A replacement interval of 2-3 times per year is recommended (depending on the quality of the supply air).

Device: Stiebel-Eltron LWZ 304 / LWZ 404

Filter class: F7 | ISO ePM1 70%

Dimensions: 372x184x24 mm

Frame: Synthetic

Product line: SafeLuft Standard

SKU: SFISUN372X184X24C

Content: 1x filter for supply air

Article number Stiebel-Eltron: 231332

Filter color: may differ from the article image

Note on product designation:

The item offered here is not an original product, but a compatible alternative product of comparable quality. All registered trademarks of device manufacturers as well as designations of original products are the property of the trademark owner. The use of these trademarks and product designations on this website is solely for the purpose of describing the alternative product and informing customers about it. We are not an authorized dealer and do not offer original spare parts from device manufacturers.